1812 chip inductors inductance 2 l test percent q q test srf min 4 dcr max 5 i max part number 1 (h) freq (mhz) tolerance min 3 freq (mhz) (mhz) (ohms) (ma) st450rab123jlz 12 2.5 5 22 0.79 55 2.0 280 st450rab153jlz 15 2.5 5 22 0.79 45 2.5 260 st450rab183jlz 18 2.5 5 24 0.79 37 2.8 240 st450rab223jlz 22 2.5 5 20 0.79 32 3.2 210 st450rab273jlz 27 2.5 5 24 0.79 27 3.6 200 st450rab333jlz 33 2.5 5 22 0.79 23 4.0 190 st450rab393jlz 39 2.5 5 20 0.79 19 4.5 185 st450rab473jlz 47 2.5 5 24 0.79 16 5.0 180 st450rab563jlz 56 2.5 5 22 0.79 13 5.5 170 st450rab683jlz 68 2.5 5 24 0.79 10 6.0 150 st450rab823jlz 82 2.5 5 24 0.79 9.0 7.0 135 ST450RAB104JLZ 100 2.5 5 24 0.79 8.5 8.0 135 st450rab124jlz 120 0.79 5 25 0.79 8.5 11.5 110 st450rab154jlz 150 0.79 5 23 0.79 8.5 13.0 100 st450rab184jlz 180 0.79 5 24 0.79 8.0 14.2 85 st450rab224jlz 220 0.79 5 23 0.79 6.0 16.2 80 st450rab274jlz 270 0.79 5 23 0.79 5.0 20.5 75 st450rab334jlz 330 0.79 5 24 0.79 4.5 22.5 70 st450rab394jlz 390 0.79 5 14 0.25 3.5 24.5 65 st450rab474jlz 470 0.79 5 15 0.25 3.0 26.5 65 st450rab564jlz 560 0.79 5 13 0.25 2.0 28.5 65 st450rab684jlz 680 0.79 5 13 0.25 1.9 38.5 60 st450rab824jlz 820 0.79 5 13 0.25 1.6 41.0 50 st450rab105jlz 1000 0.79 5 15 0.25 1.5 44.0 50 1. when ordering, please specify termination and testing codes: st450rab105j lz termination: l = rohs compliant silver-palladium-platinum glass frit. special order: r = tin over nickel over silver-platinum-glass frit. s = tin-lead (63/37) over silver-platinum-glass frit. t = tin-silver-copper (95.5/4/0.5) over silver-platinum- glass frit. p = tin-lead (63/37) over tin over nickel over silver-plati - num-glass frit. q = tin-silver-copper (95.5/4/0.5) over tin over nickel over silver-platinum-glass frit. testing: z = cots h = screening per coilcraft cp -sa-10001 2. inductance at 2.5 mhz measured using an agilent/hp 4286a or equivalent and a coilcraft smd-a fxture with coilcraft-provided cor - relation pieces. inductance at 0.79 mhz measured using an agilent/hp 4192a or equivalent and coilcraft smd-b test fxture. 3. q read at test frequency directly on an agilent/hp 4395a impedance analyzer and an agilent/hp 16193a test fxture or equivalents. 4. srf measured using an agilent/hp 8753d network analyzer or equivalent and a coilcraft smd-d test fxture. 5. dcr measured on a cambridge technology micro-ohmmeter or equivalent. 6. electrical specifcations at 25c. refer to doc 362 soldering surface mount components before soldering. core material ferrite terminations rohs compliant silver-palladium-platinum-glass frit. other terminations available at additional cost. ambient temperature C40c to +85c with i max current, +85c to +100c with derated current storage temperature component: C55c to +100c. tape and reel packaging: C55c to +80c resistance to soldering heat max three 40 second refows at +260c, parts cooled to room temperature between cycles temperature coeffcient of inductance (tcl) +200 to +700 ppm/c moisture sensitivity level (msl) 1 (unlimited foor life at <30c / 85% relative humidity) packaging 600 per 7 reel plastic tape: 12 mm wide, 0.3 mm thick, 8 mm pocket spacing, 3.7 mm pocket depth chip inductors for critical applications st450rab with inductance values up to 1000 h, these are our highest inductance chip inductors. their ferrite core allows higher current ratings and lower dc resistance. document st106-1 revised 10/14/11 ? ? coilcraft, inc. 2012 1102 silv er lak e road car y, il 60013 phone 800-981-0363 fa x 847-639-1508 email c ps@coilcraft.com www . coilcraft-cps . com this pr oduct may not be used in medical or hig h risk applications without prior coilcraft appr oval. specifications subject to change without notice. please check our web site for latest infor mation.
st450rab series (1812) 1812 chip inductors document st106-2 revised 10/14/11 a b c d max max max ref e f g h i j 0.195 0.150 0.135 0.070 0.100 0.025 0.128 0.120 0.045 0.118 inches 4,95 3,81 3,43 1,78 2,54 0,64 3,25 3,05 1,14 3,00 mm i i j h a b ov erall f g e ter minal f c d te r minal wraparound: appro x 0.015/0,38 both ends recommended land p attern pic k and place mater ial typical q vs frequency typical l vs frequency current derating suggested land pattern -40 -20 02 04 06 08 0 100 120 ambient temperature (c) 120 110 100 90 80 70 60 50 40 30 20 10 0 pe r cent of rated rms i 25c note: dimensions are before optional solder application. for maximum overall dimensions including solder, add 0.0025 in / 0,064 mm to b and 0.006 in / 0,15 mm to a and c . 12 h 22 h 47 h 100 h 220 h 470 h 1000 h 0 5 10 15 20 25 30 35 40 45 50 55 60 q f actor 0.1 1 100 10 frequenc y (mhz) 12 h 22 h 47 h 100 h 220 h 470 h 1000 h 10 100 1000 10000 0.1 1 100 10 inductance (h) frequenc y (mhz) ? ? coilcraft, inc. 2012 1102 silv er lak e road car y, il 60013 phone 800-981-0363 fa x 847-639-1508 email c ps@coilcraft.com www . coilcraft-cps . com this pr oduct may not be used in medical or hig h risk applications without prior coilcraft appr oval. specifications subject to change without notice. please check our web site for latest infor mation.
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